static IEnumerator TweenSpriteAlphaRoutine(Sprite s, float from, float to, int duration, Easing.Equation easing,
int delay = 0, ITweener tweener = null)
{
if (delay > 0)
{
yield return(new WaitForMilliSeconds(delay));
}
float durationF = duration * 0.001f;
float time = 0;
s.alpha = from;
var childs = s.GetChildren();
for (int i = 0; i < childs.Count; i++)
{
if (childs[i] is Sprite)
{
((Sprite)childs[i]).alpha = from;
}
}
while (time < durationF)
{
s.alpha = Easing.Ease(easing, time, from, to, durationF);
//Console.WriteLine($"{s.name} - alpha: {s.alpha}");
for (int i = 0; i < childs.Count; i++)
{
if (childs[i] is Sprite)
{
((Sprite)childs[i]).alpha = Easing.Ease(easing, time, from, to, durationF);
}
}
time += Time.deltaTime * 0.001f;
yield return(null);
}
if (tweener != null)
{
tweener.OnTweenEnd(s);
}
}
